diff --git a/htdocs/product/class/product.class.php b/htdocs/product/class/product.class.php
index 0900f11ed29..bb04f6e9359 100644
--- a/htdocs/product/class/product.class.php
+++ b/htdocs/product/class/product.class.php
@@ -2990,7 +2990,6 @@ class Product extends CommonObject
 					$sql .= " JOIN ".MAIN_DB_PREFIX."commande c ON el.fk_source = c.rowid ";
 					$sql .= " WHERE c.fk_statut IN (".$this->db->sanitize($filtrestatut).") AND c.facture = 0 AND fd.fk_product = ".((int) $this->id);
 					dol_syslog(__METHOD__.":: sql $sql", LOG_NOTICE);
-
 					$resql = $this->db->query($sql);
 					if ($resql) {
 						if ($this->db->num_rows($resql) > 0) {
@@ -2999,6 +2998,24 @@ class Product extends CommonObject
 						}
 					}
 
+					$this->stats_commande['qty'] -= $adeduire;
+				} else {
+					//For every order having invoice already validated we need to decrease stock cause it's in physical stock
+					$adeduire = 0;
+					$sql = 'SELECT sum(fd.qty) as count FROM '.MAIN_DB_PREFIX.'facturedet fd ';
+					$sql .= ' JOIN '.MAIN_DB_PREFIX.'facture f ON fd.fk_facture = f.rowid ';
+					$sql .= ' JOIN '.MAIN_DB_PREFIX."element_element el ON el.fk_target = f.rowid and el.targettype = 'facture' and sourcetype = 'commande'";
+					$sql .= ' JOIN '.MAIN_DB_PREFIX.'commande c ON el.fk_source = c.rowid ';
+					$sql .= ' WHERE c.fk_statut IN ('.$this->db->sanitize($filtrestatut).') AND f.fk_statut > '.Facture::STATUS_DRAFT.' AND fd.fk_product = '.((int) $this->id);
+					dol_syslog(__METHOD__.":: sql $sql", LOG_NOTICE);
+					$resql = $this->db->query($sql);
+					if($resql) {
+						if($this->db->num_rows($resql) > 0) {
+							$obj = $this->db->fetch_object($resql);
+							$adeduire += $obj->count;
+						}
+					}
+
 					$this->stats_commande['qty'] -= $adeduire;
 				}
 			}